#include <iostream>
using namespace std;

int main(int argc, char const *argv[])
{
  int a = 10;
  int b = 20;
  // ==
  cout << (a == b) << endl;
  // !=
  cout << (a != b) << endl;
  // <
  cout << (a < b) << endl;

  cout << (a > b) << endl;
  cout << (a <= b) << endl;
  cout << (a >= b) << endl;
  
  return 0;
}